Seiko Cal. 6690 - 384

This Kinetic model from 1977 features a 39mm Titanium case. It features a Black dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-6a37c7dad8b7]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1977

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